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Finding the Fourth Proportional to 374,755.66, 517,228.12 and 362,299.74

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Solution

The fourth proportional to 374,755.66, 517,228.12 and 362,299.74 is: 500,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,755.66 : 517,228.12 = 362,299.74 : x
  2. Step 2: Convert to fraction form
    374,755.66/517,228.12 = 362,299.74/x
  3. Step 3: Cross multiply
    374,755.66x = 517,228.12 × 362,299.74
  4. Step 4: Simplify right side
    374,755.66x = 187,391,613,396.69
  5. Step 5: Solve for x
    x = 187,391,613,396.69/374,755.66
  6. Step 6: Final answer
    x = 500,036.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.